A Culture Starts With $680$ Bacteria After Just $30$ Minutes the Count Is

question 26

Essay

A culture starts with $680$ bacteria. After just $30$ minutes the count is $3250$ . Find a formula for the number of bacteria after $t$ hours. Find the number of bacteria after $3.5$ hours. After how many minutes will the number of bacteria triple? 

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Definitions:

Endodermal

Pertaining to the innermost layer of the three primary germ layers in the very early embryo, which gives rise to the digestive and respiratory systems among others.

Ectodermal

Pertaining to the ectoderm, the outermost layer of the embryo, giving rise to the nervous system, skin, and various sensory organs.

Germ Layers

The three primary layers of cells (ectoderm, mesoderm, and endoderm) in the early embryo from which all tissues and organs develop.

Ectoderm

The outermost layer of cells or tissue of an embryo in early development, giving rise to the skin and nervous system.